25 lines
769 B
JavaScript
25 lines
769 B
JavaScript
/**
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* A specialized version of `_.reduceRight` for arrays without support for
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* iteratee shorthands.
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*
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* @private
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* @param {Array} [array] The array to iterate over.
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* @param {Function} iteratee The function invoked per iteration.
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* @param {*} [accumulator] The initial value.
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* @param {boolean} [initAccum] Specify using the last element of `array` as
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* the initial value.
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* @returns {*} Returns the accumulated value.
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*/
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function arrayReduceRight(array, iteratee, accumulator, initAccum) {
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var length = array ? array.length : 0;
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if (initAccum && length) {
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accumulator = array[--length];
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}
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while (length--) {
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accumulator = iteratee(accumulator, array[length], length, array);
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}
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return accumulator;
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}
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module.exports = arrayReduceRight;
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